Home / 229,214,423.80-343,821,635.70-156,655,012.60

Finding the Fourth Proportional to 229,214,423.80, 343,821,635.70 and 156,655,012.60

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Solution

The fourth proportional to 229,214,423.80, 343,821,635.70 and 156,655,012.60 is: 234,982,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,214,423.80 : 343,821,635.70 = 156,655,012.60 : x
  2. Step 2: Convert to fraction form
    229,214,423.80/343,821,635.70 = 156,655,012.60/x
  3. Step 3: Cross multiply
    229,214,423.80x = 343,821,635.70 × 156,655,012.60
  4. Step 4: Simplify right side
    229,214,423.80x = 53,861,382,672,736,104
  5. Step 5: Solve for x
    x = 53,861,382,672,736,104/229,214,423.80
  6. Step 6: Final answer
    x = 234,982,518.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.